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authorKarl Berry <karl@freefriends.org>2023-07-22 20:18:30 +0000
committerKarl Berry <karl@freefriends.org>2023-07-22 20:18:30 +0000
commit2c38621296bf9859266da2433f18e924e40b2cc9 (patch)
treed86e7dc5f70c19d07e7cfe68e00228a553b1d06f /Master/texmf-dist
parent4ee3602292fd9eae760ab088ab8f5462e6398683 (diff)
mpchess (22jul23)
git-svn-id: svn://tug.org/texlive/trunk@67704 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist')
-rw-r--r--Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.pdfbin862646 -> 1000703 bytes
-rw-r--r--Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.tex109
-rw-r--r--Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.pdfbin867272 -> 1005336 bytes
-rw-r--r--Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.tex103
-rw-r--r--Master/texmf-dist/doc/metapost/mpchess/mpchess-preamble.tex2
-rw-r--r--Master/texmf-dist/fonts/truetype/public/mpchess/mpchessfont.ttfbin38292 -> 38292 bytes
-rw-r--r--Master/texmf-dist/metapost/mpchess/mpchess-pieces.mp18
-rw-r--r--Master/texmf-dist/metapost/mpchess/mpchess.mp82
8 files changed, 272 insertions, 42 deletions
diff --git a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.pdf b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.pdf
index 421fa6b0608..741544029ed 100644
--- a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.pdf
+++ b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.tex b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.tex
index bcc74e5003f..5ad5abdb1a6 100644
--- a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.tex
+++ b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-en.tex
@@ -68,7 +68,7 @@
}
\vfill
\begin{center}
- Version 0.6, 2023, April, 26th \\
+ Version 0.7, 2023, July, 20th \\
\url{https://plmlab.math.cnrs.fr/mchupin/mpchess}
\end{center}
%% == Page de garde ====================================================
@@ -293,12 +293,15 @@ command:
\item[\meta{string}] can be:
\begin{itemize}
\item \lstinline+"BlueLichess"+ (default);
-\item \lstinline+"BrownLichess"+ ;
+\item \lstinline+"BrownLichess"+;
+\item \lstinline+"GreenLichess"+;
+\item \lstinline+"PinkPyramidalLichess"+;
+\item \lstinline+"Wood"+;
\item or \lstinline+"Classical"+.
\end{itemize}
\end{description}
-The following examples show the results obtained from each theme:
+The following example shows the results obtained from \lstinline+"BrownLichess"+:
\begin{ExempleMP}
input mpchess
beginfig(0);
@@ -307,21 +310,65 @@ init_backboard;
draw backboard;
endfig;
\end{ExempleMP}
-\begin{ExempleMP}
-input mpchess
-beginfig(0);
-set_color_theme("Classical");
-init_backboard;
-draw backboard;
-endfig;
-\end{ExempleMP}
-The two color themes provided borrow the colors of the Lichess themes.
+The table~\ref{tab:color} shows the different results of the different themes.
+
+\begin{table}
+ \centering
+\begin{tabular}{cc}
+
+\lstinline+"GreenLichess"+ theme&\lstinline+"Classical"+ theme\\
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("GreenLichess");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}
+&\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("Classical");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}\\
+\lstinline+"PinkPyramidalLichess"+ theme& \lstinline+"Wood"+ theme\\
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("PinkPyramidalLichess");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}&
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("Wood");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}\\
+\end{tabular}
+\caption{The different color themes provided by \mpchess.}\label{tab:color}
+\end{table}
+
\subsubsection{Configuring a Personal Color Theme}
-A color theme is really just the definition of two colors.
+\paragraph{Colors.}
+A color theme is the definition of two colors.
These can be defined with the following commands\footnote{Attention,
in version 0.6, \lstinline+set_white_color+ became
\lstinline+set_white_squares_color+ and \lstinline+set_black_color+ became
@@ -341,6 +388,40 @@ init_backboard;
draw backboard;
endfig;
\end{ExempleMP}
+
+\paragraph{Color Types.}
+
+To choose a type, you can use the following command:
+
+\commande|set_board_type(«string»)|\index{set_board_type@\lstinline+set_board_type+}\smallskip
+
+
+Three types of coloring are available:
+
+\begin{description}
+ \item[\meta{string}] can be:
+\begin{itemize}
+\item \lstinline+"flat"+, simple flat coloring (default);
+\item \lstinline+"pyramidal"+, Lichess \emph{pyramidal} coloring;
+\item \lstinline+"wood"+, wood imitation.
+\end{itemize}
+\end{description}
+
+Here is an example coupling color and type definitions.
+
+\begin{ExempleMP}
+input mpchess
+beginfig(0);
+set_white_squares_color((0.9,0.8,0.8));
+set_black_squares_color((0.7,0.6,0.6));
+set_board_type("wood");
+init_backboard;
+draw backboard;
+endfig;
+\end{ExempleMP}
+
+
+
\subsection{Display Coordinates}
You may have noticed in the various examples that by default, the coordinates are, as on the Lichess site, written in small letters inside the boxes.
@@ -1367,6 +1448,8 @@ endfig;
\section{History}
\begin{description}
+\item[v0.7, juillet 2023:] Black knight adjustment, adding color board themes (\lstinline+GreenLichess+, \lstinline+PinkPyramidalLichess+,
+\lstinline+Wood+ with color type (\lstinline+set_board_type+).
\item[v0.6, April 26, 2023:] Fixed bugs concerning castling management, and
moves ambiguities in \textsc{pgn} format.
Changed \lstinline+set_white_color+ to
diff --git a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.pdf b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.pdf
index fd467b65954..bcca5a85f97 100644
--- a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.pdf
+++ b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.tex b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.tex
index 2ee8714da40..db6a5f8b866 100644
--- a/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.tex
+++ b/Master/texmf-dist/doc/metapost/mpchess/mpchess-doc-fr.tex
@@ -71,7 +71,7 @@
}
\vfill
\begin{center}
- Version 0.6, 26 avril 2023 \\
+ Version 0.7, 20 juillet 2023 \\
\url{https://plmlab.math.cnrs.fr/mchupin/mpchess}
\end{center}
%% == Page de garde ====================================================
@@ -289,6 +289,9 @@ Plusieurs thèmes de couleurs sont accessibles. Pour choisir un thème de couleu
\begin{itemize}
\item \lstinline+"BlueLichess"+ (thème par défaut);
\item \lstinline+"BrownLichess"+ ;
+\item \lstinline+"GreenLichess"+;
+\item \lstinline+"PinkPyramidalLichess"+;
+\item \lstinline+"Wood"+;
\item ou \lstinline+"Classical"+.
\end{itemize}
\end{description}
@@ -302,20 +305,64 @@ init_backboard;
draw backboard;
endfig;
\end{ExempleMP}
-\begin{ExempleMP}
-input mpchess
-beginfig(0);
-set_color_theme("Classical");
-init_backboard;
-draw backboard;
-endfig;
-\end{ExempleMP}
-Les deux thèmes colorés fournis empruntent les couleurs des thèmes de Lichess.
+Le tableau~\ref{tab:color} montre les résultats des différents thèmes fournis
+par \mpchess.
+
+\begin{table}
+ \centering
+\begin{tabular}{cc}
+
+Thème \lstinline+"GreenLichess"+&Thème \lstinline+"Classical"+\\
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("GreenLichess");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}
+&\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("Classical");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}\\
+Thème \lstinline+"PinkPyramidalLichess"+&Thème \lstinline+"Wood"+\\
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("PinkPyramidalLichess");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}&
+\begin{mplibcode}
+ input mpchess
+ beginfig(0);
+ init_chessboard;
+ set_backboard_width(4cm);
+ set_color_theme("Wood");
+ init_backboard;
+ draw backboard;
+ endfig;
+\end{mplibcode}\\
+\end{tabular}
+\caption{Les différents thèmes de couleur fournis par \mpchess.}\label{tab:color}
+\end{table}
\subsubsection{Configuration d’un thème personnel}
-Un thème de couleur est en réalité simplement la définition de deux couleurs.
+\paragraph{Couleurs.}
+Un thème de couleur conciste en la définition de deux couleurs.
Celles-ci peuvent se définir avec les commandes suivantes \footnote{Attention,
lors du passage à la version 0.6, \lstinline+set_white_color+ est devenu
\lstinline+set_white_squares_color+ et \lstinline+set_black_color+ est devenu
@@ -335,6 +382,37 @@ init_backboard;
draw backboard;
endfig;
\end{ExempleMP}
+
+\paragraph{Type de coloriage.}
+
+
+On peut choisir un type de coloriage avec la commande suivante:
+
+\commande|set_board_type(«string»)|\index{set_board_type@\lstinline+set_board_type+}\smallskip
+
+Les trois types de coloriage fournis par \mpchess{} se choisissent avec
+\begin{description}
+ \item[\meta{string}] qui peut valoir:
+\begin{itemize}
+\item \lstinline+"flat"+, coloriage à plat (défaut);
+\item \lstinline+"pyramidal"+, coloriage \emph{pyramidal} à la Lichess;
+\item \lstinline+"wood"+, imitation bois.
+\end{itemize}
+\end{description}
+
+Voici un exemple de paramétrage de couleur et de type de coloriage.
+
+\begin{ExempleMP}
+input mpchess
+beginfig(0);
+set_white_squares_color((0.9,0.8,0.8));
+set_black_squares_color((0.7,0.6,0.6));
+set_board_type("wood");
+init_backboard;
+draw backboard;
+endfig;
+\end{ExempleMP}
+
\subsection{Affichage des coordonnées}
Vous avez pu constater dans les divers exemples que par défaut, les coordonnées
@@ -1346,6 +1424,9 @@ endfig;
\section{Historique}
\begin{description}
+\item[v0.7, juillet 2023:] Ajustement du cavalier noir, ajout de thèmes
+d'échiquier (\lstinline+GreenLichess+, \lstinline+PinkPyramidalLichess+,
+\lstinline+Wood+ avec des types de coloriage (\lstinline+set_board_type+).
\item[v0.6, avril 2023:] Corrections de bugs concernant la gestion des roques, et
des ambiguïtés de pièces pour les déplacements sous format \textsc{pgn}.
Changement de \lstinline+set_white_color+ en
diff --git a/Master/texmf-dist/doc/metapost/mpchess/mpchess-preamble.tex b/Master/texmf-dist/doc/metapost/mpchess/mpchess-preamble.tex
index 62e5ad24132..6a7f11d747a 100644
--- a/Master/texmf-dist/doc/metapost/mpchess/mpchess-preamble.tex
+++ b/Master/texmf-dist/doc/metapost/mpchess/mpchess-preamble.tex
@@ -97,7 +97,7 @@
set_no_coords,set_white_view,set_black_view,
set_white_player,set_black_player,set_pieces_theme,set_players_side,init_chessboard,set_empty_chessboard,add_white_pieces,add_black_pieces,clear_areas,clear_files,clear_ranks,clear_squares,build_chessboard_from_fen,build_chessboards_from_pgn,clear_chessboard,
color_square,draw_arrows,draw_circles,draw_comment,draw_crosses,get_halfmove_number,get_totalmove_number,
- reset_mpchess,set_black_to_move,set_last_move_color,set_comment_color,set_white_to_move,set_whos_to_move,show_last_move,unset_whos_to_move,set_arrow_width,clip_chessboard,build_chessboard_from_fen_file,build_chessboard_from_pgn_file,draw_black_main_lines,draw_black_main_lines_step,draw_white_main_lines,draw_white_main_lines_step,set_main_lines_color,set_possible_moves_color,show_possible_moves,show_possible_moves_step,hide_coordinates,hide_whos_to_move,set_black_squares_color,set_coordinates_font,set_coordinates_position,set_white_squares_color,show_coordinates,show_whos_to_move},
+ reset_mpchess,set_black_to_move,set_last_move_color,set_comment_color,set_white_to_move,set_whos_to_move,show_last_move,unset_whos_to_move,set_arrow_width,clip_chessboard,build_chessboard_from_fen_file,build_chessboard_from_pgn_file,draw_black_main_lines,draw_black_main_lines_step,draw_white_main_lines,draw_white_main_lines_step,set_main_lines_color,set_possible_moves_color,show_possible_moves,show_possible_moves_step,hide_coordinates,hide_whos_to_move,set_black_squares_color,set_coordinates_font,set_coordinates_position,set_white_squares_color,show_coordinates,show_whos_to_move,set_board_type},
keywordstyle=\color{darkred},
classoffset=2,% frame=tb
morekeywords={backboard,chessboard,chessboard_step},
diff --git a/Master/texmf-dist/fonts/truetype/public/mpchess/mpchessfont.ttf b/Master/texmf-dist/fonts/truetype/public/mpchess/mpchessfont.ttf
index 11f0bef6929..000d7414307 100644
--- a/Master/texmf-dist/fonts/truetype/public/mpchess/mpchessfont.ttf
+++ b/Master/texmf-dist/fonts/truetype/public/mpchess/mpchessfont.ttf
Binary files differ
diff --git a/Master/texmf-dist/metapost/mpchess/mpchess-pieces.mp b/Master/texmf-dist/metapost/mpchess/mpchess-pieces.mp
index 0d6aa5ea248..7a5de31b95f 100644
--- a/Master/texmf-dist/metapost/mpchess/mpchess-pieces.mp
+++ b/Master/texmf-dist/metapost/mpchess/mpchess-pieces.mp
@@ -51,14 +51,14 @@ linejoin := mitered;
fill (19.250000,7.917970)..controls (22.527300,7.917970) and (22.671900,5.488280)..(22.671900,3.679690)
--(5.632810,3.679690)..controls (5.632810,5.519530) and (5.777340,7.917970)..(9.054690,7.917970)
--cycle;
-fill (19.257799,9.101560)--(9.082030,9.101560)..controls (9.218750,12.449200) and (13.515600,14.226600)..(13.710900,15.843800)
- ..controls (13.906300,17.457001) and (13.031300,17.875000)..(13.031300,17.875000)
- ..controls (13.031300,17.875000) and (12.433600,15.933600)..(11.668000,15.535200)
- ..controls (10.902300,15.136700) and (9.125000,14.765600)..(9.125000,14.765600)
- ..controls (9.125000,14.765600) and (7.875000,13.789100)..(7.140630,13.855500)
- ..controls (6.406250,13.925800) and (5.773440,15.449200)..(5.773440,15.449200)
- --(8.273440,18.898399)--(9.539060,21.347700)--(10.734400,22.476601)
- --(11.246100,24.136700)--(12.683600,22.675800)..controls (20.597700,22.675800) and (22.316401,13.824200)..(19.257799,9.101560)
+fill (18.890600,9.101560)--(9.410160,9.101560)..controls (9.539060,12.566400) and (13.539100,14.410200)..(13.722700,16.085899)
+ ..controls (13.906300,17.757799) and (13.089800,18.187500)..(13.089800,18.187500)
+ ..controls (13.089800,18.187500) and (12.531300,16.175800)..(11.820300,15.765600)
+ ..controls (11.109400,15.355500) and (9.449220,14.968800)..(9.449220,14.968800)
+ ..controls (9.449220,14.968800) and (8.289060,13.957000)..(7.601560,14.027300)
+ ..controls (6.917970,14.097700) and (6.332030,15.675800)..(6.332030,15.675800)
+ --(8.656250,19.253901)--(9.835940,21.785200)--(10.949200,22.957001)
+ --(11.425800,24.675800)--(12.765600,23.164101)..controls (20.140600,23.164101) and (21.738300,13.992200)..(18.890600,9.101560)
--cycle;
);
@@ -363,4 +363,4 @@ draw (19.609400,21.625000)--(17.171900,22.253901)--(16.644501,21.011700)
--(8.683590,21.382799)..controls (8.683590,21.382799) and (8.660160,17.046900)..(9.914060,17.070299)
--(18.378901,17.070299)..controls (19.628901,17.070299) and (19.609400,21.625000)..(19.609400,21.625000)
--cycle;
-); \ No newline at end of file
+);
diff --git a/Master/texmf-dist/metapost/mpchess/mpchess.mp b/Master/texmf-dist/metapost/mpchess/mpchess.mp
index d16c8214934..3883ca0bc34 100644
--- a/Master/texmf-dist/metapost/mpchess/mpchess.mp
+++ b/Master/texmf-dist/metapost/mpchess/mpchess.mp
@@ -1,8 +1,8 @@
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% mpchess.mp %%
%% draw chessboards with metapost %%
-%% chupin@ceremade.dauphine.fr %%
-%% Version 0.6 (avril 2023) %%
+%% notezik@gmail.com %%
+%% Version 0.7 (juillet 2023) %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% This work may be distributed and/or modified under the conditions of
@@ -21,6 +21,7 @@ input mpchess-skak; % piece of skak package
input mpchess-chessboard;
input mpchess-pgn;
input mpchess-fen;
+input fiziko;
if not known mplib: input latexmp fi;
@@ -198,13 +199,54 @@ picture _blackSquarePic, _whiteSquarePic;
picture _blackSquareColoredPic, _whiteSquareColoredPic;
picture _blackSquareClassicalPic, _whiteSquareClassicalPic;
+def _wood_draw(expr N,d,p,c,_SquareUnit)=
+ save _up_wood,_down_wood;
+ path _up_wood,_down_wood;
+ fill unitsquare scaled _SquareUnit withcolor c;
+ for i=1 upto N-1:
+ _up_wood:=(i/N+uniformdeviate(d),0.0+0.5p/_SquareUnit)*_SquareUnit--(i/N,0.0+0.5p/_SquareUnit)*_SquareUnit--(i/N,0.5)*_SquareUnit--(i/N+uniformdeviate(d),0.7+uniformdeviate(.3)-p/_SquareUnit)*_SquareUnit--cycle;
+ fill _up_wood withcolor ((0.9+uniformdeviate
+ .25)[white,c]);
+ _down_wood:=((i-1)/N+uniformdeviate(d)+0.5/N,1.0-0.5p/_SquareUnit)*_SquareUnit--((i-1)/N+0.5/N,1.0-0.5p/_SquareUnit)*_SquareUnit--((i-1)/N+0.5/N,0.5)*_SquareUnit--((i-1)/N+uniformdeviate(d)+0.5/N,0.3-uniformdeviate(.3)+p/_SquareUnit)*_SquareUnit--cycle;
+ fill _down_wood withcolor ((0.9+uniformdeviate
+ .25)[white,c]);
+ endfor;
+enddef;
+
def _buildColoredSquare(expr _SquareUnit,_BlackColor,_WhiteColor)=
- _blackSquarePic:=image(
- fill unitsquare scaled _SquareUnit withcolor _BlackColor;
- );
- _whiteSquarePic:=image(
- fill unitsquare scaled _SquareUnit withcolor _WhiteColor;
- );
+ if(_chess_board_type="flat"):
+ _blackSquarePic:=image(
+ fill unitsquare scaled _SquareUnit withcolor _BlackColor;
+ );
+ _whiteSquarePic:=image(
+ fill unitsquare scaled _SquareUnit withcolor _WhiteColor;
+ );
+ elseif(_chess_board_type="pyramidal"):
+ _blackSquarePic:=image(
+ fill unitsquare scaled _SquareUnit withcolor _BlackColor;
+ fill (1,0)--(1,1)--(0.5,0.5)--cycle scaled _SquareUnit withcolor
+ 0.97[black,_BlackColor];
+ fill (0,1)--(0,0)--(0.5,0.5)--cycle scaled _SquareUnit withcolor
+ 0.97[white,_BlackColor];
+ );
+ _whiteSquarePic:=image(
+ fill unitsquare scaled _SquareUnit withcolor _WhiteColor;
+ fill (1,0)--(1,1)--(0.5,0.5)--cycle scaled _SquareUnit withcolor
+ 0.97[black,_WhiteColor];
+ fill (0,1)--(0,0)--(0.5,0.5)--cycle scaled _SquareUnit withcolor
+ 0.97[white,_WhiteColor];
+ );
+ elseif(_chess_board_type="wood"):
+ _N_wood:=20;
+ _deviate_wood:=0.02;
+ _pencile_wood:=0.7pt;
+ path _up_wood,_down_wood,_q,_p;
+ _blackSquarePic:=image(
+ _wood_draw(_N_wood,_deviate_wood,_pencile_wood,_BlackColor,_SquareUnit);
+ );
+ _whiteSquarePic:=image(_wood_draw(_N_wood,_deviate_wood,_pencile_wood,_WhiteColor,_SquareUnit);
+ );
+ fi
enddef;
def _buildClassicalSquare(expr _SquareUnit)=
@@ -223,11 +265,25 @@ _whiteSquarePic:=_whiteSquareColoredPic;
def set_color_theme(expr t)=
_chessTheme := t;
if(t="BlueLichess"):
+ _chess_board_type:="flat";
_blackColorSquare:=(0.549,0.6353,0.6784);
_whiteColorSquare:=(0.8706,0.8912,0.902);
elseif(t="BrownLichess"):
+ _chess_board_type:="flat";
_blackColorSquare:=(0.709803922,0.5333,0.3882);
_whiteColorSquare:=(0.941176471,0.850980392,0.709803922);
+ elseif(t="GreenLichess"):
+ _chess_board_type:="flat";
+ _blackColorSquare:=(0.5255,0.651,0.4);
+ _whiteColorSquare:=(1.0,1.0,0.8666);
+ elseif(t="PinkPyramidalLichess"):
+ _chess_board_type:="pyramidal";
+ _blackColorSquare:=(0.949,0.451,0.451);
+ _whiteColorSquare:=(0.9294,0.9333,0.73333);
+ elseif(t="Wood"):
+ _chess_board_type:="wood";
+ _blackColorSquare:=(0.4902,0.3569,0.2118);
+ _whiteColorSquare:=(0.8039,0.7843,0.7725);
elseif(t="Classical"):
_blackColorSquare:=black;
_whiteColorSquare:=black;
@@ -490,6 +546,16 @@ enddef;
picture backboard;
+string _chess_board_type; % define flat color or "pyramidal" like lichess
+
+% default value flat
+_chess_board_type:="flat";
+
+vardef set_board_type(expr s) =
+ _chess_board_type:=s;
+enddef;
+
+
def init_backboard =
_chessSquareU:=_chessWidth/_chessSize;
_init_piece(_chessSquareU);